🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.19 AU - 1.71 AU

Year: 669 Days

Day: 17.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.31 AU - 1.81 AU

Year: 746 Days

Day: 36.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.1

Radius: 10.6

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.05 AU - 5.59 AU

Year: 4698 Days

Day: 11.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,216,382 km

• M1: 132,693 km (0.032 R)
• M2: 552,465 km (0.047 R)
• M3: 1,147,715 km (0.072 R)
• M4: 2,079,111 km (0.11 R)
• M5: 3,270,658 km (0.103 R)
• M6: 3,733,514 km (0.116 R)
• M7: 4,215,668 km (0.114 R)
• M8: 4,949,595 km (0.049 R)
• M9: 5,305,339 km (0.088 R)
• M10: 6,099,255 km (0.1 R)
• M11: 6,541,017 km (0.08 R)
• M12: 9,242,156 km (0.09 R)
• M13: 10,838,815 km (0.113 R)
• M14: 12,114,884 km (0.076 R)
• M15: 17,973,287 km (0.066 R)
• M16: 19,016,133 km (0.052 R)
• M17: 20,098,773 km (0.058 R)
• M18: 22,461,073 km (0.034 R)
• M19: 24,369,643 km (0.085 R)
• M20: 26,716,235 km (0.06 R)
• M21: 29,032,908 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.2

Radius: 12.6

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.2 AU - 7.22 AU

Year: 6655 Days

Day: 6.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 31,216,382 km

• M1: 156,629 km (0.11 R)
• M2: 747,840 km (0.12 R)
• M3: 1,345,483 km (0.117 R)
• M4: 1,985,014 km (0.03 R)
• M5: 2,875,271 km (0.11 R)
• M6: 3,527,667 km (0.097 R)
• M7: 4,015,955 km (0.097 R)
• M8: 5,495,179 km (0.056 R)
• M9: 5,908,667 km (0.064 R)
• M10: 6,311,385 km (0.055 R)
• M11: 7,206,728 km (0.041 R)
• M12: 8,109,401 km (0.099 R)
• M13: 10,096,211 km (0.111 R)
• M14: 11,179,598 km (0.084 R)
• M15: 12,742,896 km (0.109 R)
• M16: 13,260,056 km (0.092 R)
• M17: 15,124,046 km (0.113 R)
• M18: 16,059,182 km (0.055 R)
• M19: 17,788,084 km (0.106 R)
• M20: 20,258,992 km (0.117 R)
• M21: 21,035,705 km (0.083 R)
• M22: 25,059,289 km (0.104 R)
• M23: 26,451,596 km (0.117 R)
• M24: 30,111,658 km (0.109 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 10,952 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit